<?php 	$host  = $_SERVER['HTTP_HOST'];	if ($_SERVER['SERVER_NAME'] == 'localhost'){$uri="/kalender";}else{$uri="";}	if (!is_object($bd)){			//me conecto a la base de datos		require("../globals/Db.class.php");		require("../globals/Conf.class.php");		$bd=Db::getInstance();		}	$email = $bd->san($_POST["email"]);	$query = "SELECT usuario, id FROM usuarios WHERE email = '$email'";	//echo($query);	$result = $bd->eje($query);	$num_rows = $bd->numRows($result);	$string_to_return = "";	if($num_rows > 0){		$string_to_return = "msg:NOK";	}else{		$string_to_return = "msg:OK";	}	echo($string_to_return);?>
